Home / 7,555.60-10,425.98-4,198.24

Finding the Fourth Proportional to 7,555.60, 10,425.98 and 4,198.24

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Solution

The fourth proportional to 7,555.60, 10,425.98 and 4,198.24 is: 5,793.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,555.60 : 10,425.98 = 4,198.24 : x
  2. Step 2: Convert to fraction form
    7,555.60/10,425.98 = 4,198.24/x
  3. Step 3: Cross multiply
    7,555.60x = 10,425.98 × 4,198.24
  4. Step 4: Simplify right side
    7,555.60x = 43,770,766.28
  5. Step 5: Solve for x
    x = 43,770,766.28/7,555.60
  6. Step 6: Final answer
    x = 5,793.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.